The disturbance in a transverse wave should arise when it should be perpendicular to the wave motion.
Transverse wave refers to the wave where all kinds of points should be on the wave that should be oscillated along with the paths at the right angles with respect to the wave direction. When there is the disturbance in a transverse wave so this condition occurs at that time when it should be perpendicular to the wave motion.
Learn more about waves here: https://brainly.com/question/18956633
